<template>
  <div class="tabbar-item" @click="itemClick">
    <div class="item-icon" v-show="!isActive">
      <slot name="normal-icon" />
    </div>
    <div class="item-active-icon" v-show="isActive">
      <slot name="active-icon" /> 
    </div>
    <div class="item-text" :style="activeText">
      <slot name="text" />
    </div>
  </div>
</template>

<script>

export default {
  name: 'TabBarItem',
  props: {
    path: {
      type: String,
      required: true
    }
  },
  computed: {
    isActive () {
      return this.$route.path.indexOf(this.path) !== -1
    },
    activeText () {
      return this.isActive ? {color: 'red'} : {}
    }
  },

  methods: {
    itemClick () {
      this.$router.replace(this.path)
    }
  }
}

</script>
<style lang='scss' scoped>
.tabbar-item {
  position: relative;
  flex: 1;
  .item-icon img, .item-active-icon img {
    width: 24px;
    height: 24px;
    margin-top: 5px;
    vertical-align: middle;
  }
  .item-text {
    font-size: 12px;
    margin-top: 3px;
    color: #333;
  } 
}
</style>